<template>
  <div class="login">
    <el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
      <h3 class="title">校园招聘系统</h3>
      <el-form-item prop="username">
        <el-input v-model="loginForm.username" type="text" auto-complete="off" placeholder="账号">
          <template slot="append">
              <router-link to="/register" style="text-decoration: none; color: #409eff; font-size: 75%">企业注册
              </router-link>
          </template>
          <svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="password">
        <el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码">
          <template slot="append">
              <router-link to="/forget-pwd" style="text-decoration: none; color: #409eff; font-size: 75%">忘记密码
              </router-link>
          </template>
          <svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
        </el-input>
      </el-form-item>
      <el-form-item prop="code">
        <el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" style="width: 63%">
          <svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
        </el-input>
        <div class="login-code">
          <img :src="codeUrl" @click="getCode" class="login-code-img" />
        </div>
      </el-form-item>
      <el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住我</el-checkbox>
      <el-form-item style="width: 100%">
        <el-button :loading="loading" size="medium" type="primary" style="width: 100%" @click="handleLogin">
          <span v-if="!loading">登 录</span>
          <span v-else>登 录 中...</span>
        </el-button>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
  export default {
    name: "Login",
    data() {
      return {
        codeUrl: "http://localhost:8081/api/captcha",
        loginForm: {
          username: "admin",
          password: "123456",
          code: "",
          rememberMe: false,
        },
        loginRules: {
          username: {
            required: true,
            trigger: "blur",
            message: "请输入您的账号",
          },
          password: {
            required: true,
            trigger: "blur",
            message: "请输入您的密码",
          },
          code: {
            required: true,
            trigger: "change",
            message: "请输入验证码",
          },
        },
        loading: false,
        redirect: undefined,
      };
    },
    watch: {
      $route: {
        handler: function(route) {
          this.redirect = route.query && route.query.redirect;
        },
        immediate: true,
      },
    },
    methods: {
      getCode() {
        this.codeUrl = this.codeUrl + "?time=" + new Date();
      },
      handleLogin() {
        this.$refs.loginForm.validate((valid) => {
          if (valid) {
            this.loading = true;
            this.$store.dispatch("user/login", this.loginForm).then(() => {
              this.$router.push({
                path: this.redirect || "/",
              });
            }).catch((err) => {
              console.log(err);
              this.loading = false;
              this.getCode();
            });
          }
        });
      },
    },
  };
</script>

<style rel="stylesheet/scss" lang="scss">
  .login {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100%;
    background-image: url("../../assets/images/login-background.jpg");
    background-size: cover;
  }

  .title {
    margin: 0px auto 30px auto;
    text-align: center;
    color: #707070;
  }

  .login-form {
    border-radius: 6px;
    background: #ffffff;
    width: 400px;
    padding: 25px 25px 5px 25px;

    .el-input {
      height: 38px;

      input {
        height: 38px;
      }
    }

    .input-icon {
      height: 39px;
      width: 14px;
      margin-left: 2px;
    }
  }

  .login-code {
    width: 27.5%;
    height: 38px;
    float: right;

    img {
      cursor: pointer;
      vertical-align: middle;
    }
  }

  .login-code-img {
    height: 38px;
  }
</style>
